Common Gold-Dust vs Fat-tailed Jird

Chrysothrix xanthina compared with Pachyuromys duprasi

Key Differences

• Common Gold-Dust is Not Evaluated while Fat-tailed Jird is Least Concern.

Taxonomic Classification

Rank	Common Gold-Dust	Fat-tailed Jird
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Arthoniomycetes (Arthoniomycetes)	Mammalia (Mammals)
Order	Arthoniales (Arthoniales)	Rodentia (Rodents)
Family	Chrysotrichaceae	Muridae (Mice & Rats)
Genus	Chrysothrix	Pachyuromys
Species	Chrysothrix xanthina	Pachyuromys duprasi

Conservation Status

Common Gold-Dust

NE — Not Evaluated

Fat-tailed Jird

LC — Least Concern

Physical Characteristics

Attribute	Common Gold-Dust	Fat-tailed Jird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Gold-Dust

Habitat

Native to North America and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Colombia, and United States.

Fat-tailed Jird

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Gold-Dust

<em>Chrysothrix xanthina</em>, commonly known as common gold-dust, is a crustose lichen in the family Chrysotrichaceae. The species has been documented in Brazil, Colombia, and the United States, indicating a distribution across parts of South and North America. Lichens in the genus <em>Chrysothrix</em> are characterized by their powdery, brightly colored thallus, and <em>C. xanthina</em> is typically recognized by its distinctive yellow-gold granular coating on its substrate, produced by pigments including calycin and vulpinic acid. <em>Chrysothrix xanthina</em> typically grows on the bark of trees and occasionally on rock surfaces in humid forest and woodland habitats, where it forms conspicuous yellow patches. The species is not currently evaluated for conservation status. Biological traits of this species remain poorly documented in the scientific literature. As a lichen, <em>Chrysothrix xanthina</em> represents a symbiotic association between a fungal partner (mycobiont) and one or more photosynthetic partners (algae or cyanobacteria), and contributes to nutrient cycling and substrate weathering in the ecosystems it inhabits.